Perhaps you should try some spelling variations:
thanh duong » thanh huong, thanh cuong, thanh vuong
chieu sach » chiet tach, chieu sang, chieu xanh
duong cua » dung cua, huong cua, duong qua
thanh mau » hanh mau, thanh san, thanh hai
cua dang » cua cong, cua ban
cong ban » cong bang, cong tan, cong dan
cong san » cong tac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sach) or (chinh sach)) - thanh duong cua dang ((cong ban) OR (cong san)) thanh mau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chinh sach)) - thanh duong cua dang ((cong ban) OR (cong san)) thanh mau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sach) or (chinh sach)) - thanh duong cua dang ((cong ban) OR (cong san)) thanh mau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chinh sach)) - thanh duong cua dang ((cong ban) OR (cong san)) thanh mau*.